Pith Number

pith:LTHLBXVQ

pith:2012:LTHLBXVQLBGHIENMXMYHBOFAR4

not attested not anchored not stored refs pending

Dirac equation in non-Riemannian geometries

C. Romero, J. B. Formiga

arxiv:1210.1615 v2 · 2012-10-05 · gr-qc · hep-th · math-ph · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LTHLBXVQLBGHIENMXMYHBOFAR4}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T03:24:54.060286Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5cceb0deb0584c7411acbb3070b8a08f28ce0d8b3a56cbad8e4315e1721d40b0

Aliases

arxiv: 1210.1615 · arxiv_version: 1210.1615v2 · doi: 10.48550/arxiv.1210.1615 · pith_short_12: LTHLBXVQLBGH · pith_short_16: LTHLBXVQLBGHIENM · pith_short_8: LTHLBXVQ

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/LTHLBXVQLBGHIENMXMYHBOFAR4 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 5cceb0deb0584c7411acbb3070b8a08f28ce0d8b3a56cbad8e4315e1721d40b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99878b7cdeeddc704d4b989e0ed9a2b54e9e643a70aa7f27573a5c5ba0ecb87c",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-10-05T00:13:40Z",
    "title_canon_sha256": "e4a0093df492be96e6a4ffdaf1bb5c7eabe99d069c3662bb51499f7d18bf6c68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.1615",
    "kind": "arxiv",
    "version": 2
  }
}